A comet that probably shouldn’t have survived its close encounter with the Sun two weeks ago made it out alive. Barely. C/2015 D1 (SOHO), discovered on Feb. 18th by Thai amateur Worachate Boonplod, strayed within 2.6 million miles of the solar furnace at perihelion the very next day.
read more How to Catch a Ghost … Comet That Is – Sky & Telescope.

